| Rk | Day | Date | Tm | Opp | Tm | Opp | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 | Sun | September 7, 1980 | L | Kansas City Chiefs | Oakland Raiders | 14 | 27 | box | |
| 2 | Sun | September 14, 1980 | L | Kansas City Chiefs | Seattle Seahawks | 16 | 17 | box | |
| 3 | Sun | September 21, 1980 | L | Kansas City Chiefs | @ | Cleveland Browns | 13 | 20 | box |
| 4 | Sun | September 28, 1980 | L | Kansas City Chiefs | San Diego Chargers | 7 | 24 | box | |
| 5 | Sun | October 5, 1980 | W | Kansas City Chiefs | @ | Oakland Raiders | 31 | 17 | box |
| 6 | Sun | October 12, 1980 | W | Kansas City Chiefs | Houston Oilers | 21 | 20 | box | |
| 7 | Sun | October 19, 1980 | W | Kansas City Chiefs | @ | Denver Broncos | 23 | 17 | box |
| 8 | Sun | October 26, 1980 | W | Kansas City Chiefs | Detroit Lions | 20 | 17 | box | |
| 9 | Sun | November 2, 1980 | L | Kansas City Chiefs | Baltimore Colts | 24 | 31 | box | |
| 10 | Sun | November 9, 1980 | W | Kansas City Chiefs | @ | Seattle Seahawks | 31 | 30 | box |
| 11 | Sun | November 16, 1980 | L | Kansas City Chiefs | @ | San Diego Chargers | 7 | 20 | box |
| 12 | Sun | November 23, 1980 | W | Kansas City Chiefs | @ | St. Louis Cardinals | 21 | 13 | box |
| 13 | Sun | November 30, 1980 | L | Kansas City Chiefs | Cincinnati Bengals | 6 | 20 | box |